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Table 1 Post-treatment changes of pain, stiffness, and physical function

From: Efficiency of platelet-rich plasma therapy in knee osteoarthritis does not depend on level of cartilage damage

Variable

Mean difference

SE

p value

VAS

− 3.58

0.34

< 0.001

WOMAC

− 23.51

2.82

< 0.001

WOMAC pain

− 5.41

0.61

< 0.001

WOMAC stiffness

− 1.76

0.31

< 0.001

WOMAC physical function

− 16.34

2.00

< 0.001

  1. Changes of the visual analogue scale (VAS) and Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) scores after treatment with platelet-rich plasma (PRP); mean difference describes the change of the mean score after therapy with PRP compared to the mean score before PRP therapy; statistical comparisons are made with non-parametric Wilcoxon signed-rank test; SE standard error
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X